MarsSeed [1] filed a deletion request for preproc [2]: Dead, unused VCS package in disguise from 2019. Upstream repo server no longer exists (cannot resolve host). [a] [a]: https://code.caveoforig.in/alex/preproc [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/preproc/